From 65a42c3893ef52759b725ddcf986614f2ef5fa76 Mon Sep 17 00:00:00 2001
From: Phillip Hoff <phillip@orst.edu>
Date: Thu, 26 Oct 2023 11:15:04 -0700
Subject: [PATCH] Update actor reminder example.

Signed-off-by: Phillip Hoff <phillip@orst.edu>
---
 examples/Actor/ActorClient/Program.cs   |  5 ++---
 examples/Actor/DemoActor/DemoActor.cs   | 15 ++++++++++++---
 examples/Actor/IDemoActor/IDemoActor.cs | 16 +++++++++++++++-
 3 files changed, 29 insertions(+), 7 deletions(-)

diff --git a/examples/Actor/ActorClient/Program.cs b/examples/Actor/ActorClient/Program.cs
index aeee28386..5d7f06fb2 100644
--- a/examples/Actor/ActorClient/Program.cs
+++ b/examples/Actor/ActorClient/Program.cs
@@ -18,7 +18,6 @@ namespace ActorClient
     using System.Threading.Tasks;
     using Dapr.Actors;
     using Dapr.Actors.Client;
-    using Dapr.Actors.Communication;
     using IDemoActorInterface;
 
     /// <summary>
@@ -69,7 +68,7 @@ public static async Task Main(string[] args)
             }
             catch (ActorMethodInvocationException ex)
             {
-                if (ex.InnerException is NotImplementedException)
+                if (ex.InnerException is ActorInvokeException invokeEx && invokeEx.ActualExceptionType is "System.NotImplementedException")
                 {
                     Console.WriteLine($"Got Correct Exception from actor method invocation.");
                 }
@@ -111,7 +110,7 @@ public static async Task Main(string[] args)
             await Task.Delay(5000);
             Console.WriteLine("Getting details of the registered reminder");
             reminder = await proxy.GetReminder();
-            Console.WriteLine($"Received reminder is {reminder}.");
+            Console.WriteLine($"Received reminder is {reminder?.ToString() ?? "None"} (expecting None).");
             Console.WriteLine("Registering reminder with ttl and repetitions, i.e. reminder stops when either condition is met - The reminder will repeat 2 times.");
             await proxy.RegisterReminderWithTtlAndRepetitions(TimeSpan.FromSeconds(5), 2);
             Console.WriteLine("Getting details of the registered reminder");
diff --git a/examples/Actor/DemoActor/DemoActor.cs b/examples/Actor/DemoActor/DemoActor.cs
index 0ab633fcd..62c100f79 100644
--- a/examples/Actor/DemoActor/DemoActor.cs
+++ b/examples/Actor/DemoActor/DemoActor.cs
@@ -85,9 +85,18 @@ public async Task RegisterReminderWithTtlAndRepetitions(TimeSpan ttl, int repeti
             await this.RegisterReminderAsync("TestReminder", null, TimeSpan.FromSeconds(0), TimeSpan.FromSeconds(1), repetitions, ttl);
         }
 
-        public async Task<IActorReminder> GetReminder()
-        {
-            return await this.GetReminderAsync("TestReminder");
+        public async Task<ActorReminderData> GetReminder()
+        {
+            var reminder = await this.GetReminderAsync("TestReminder");
+
+            return reminder is not null
+                ? new ActorReminderData
+                {
+                    Name = reminder.Name,
+                    Period = reminder.Period,
+                    DueTime = reminder.DueTime
+                }
+                : null;
         }
         
         public Task UnregisterReminder()
diff --git a/examples/Actor/IDemoActor/IDemoActor.cs b/examples/Actor/IDemoActor/IDemoActor.cs
index adec6df68..c2926a048 100644
--- a/examples/Actor/IDemoActor/IDemoActor.cs
+++ b/examples/Actor/IDemoActor/IDemoActor.cs
@@ -100,7 +100,7 @@ public interface IDemoActor : IActor
         /// </summary>
         /// <param name="reminderName">The name of the reminder.</param>
         /// <returns>A task that returns the reminder after completion.</returns>
-        Task<IActorReminder> GetReminder();
+        Task<ActorReminderData> GetReminder();
 
         /// <summary>
         /// Unregisters the registered timer.
@@ -132,4 +132,18 @@ public override string ToString()
             return $"PropertyA: {propAValue}, PropertyB: {propBValue}";
         }
     }
+
+    public class ActorReminderData
+    {
+        public string Name { get; set; }
+
+        public TimeSpan DueTime { get; set; }
+
+        public TimeSpan Period { get; set; }
+
+        public override string ToString()
+        {
+            return $"Name: {this.Name}, DueTime: {this.DueTime}, Period: {this.Period}";
+        }
+    }
 }